Auth bypass in Sonatype Nexus Repository 3

CVE-2026-17601

A user holding a permission to update privilege definitions could modify a wildcard privilege already assigned to their own role to grant broader permissions than they were authorized to hold, including full administrative access, without any additional authorization check or role reassignment.

Vulnerability class: Broken Access Control

EPSS: 0.002 (16.4th percentile) — read the EPSS interpretation.